#include <bits/stdc++.h>
using namespace std;
int main() {
int n; cin >> n;
vector<int> a(n), b(n);
for(int i = 0; i < n; ++i)cin >> a[i] >> b[i];
for(int j = 0; j < 70; ++j){
for(int i = 0; i < n; ++i){
if(a[i] == 1)continue;
if(a[i] > b[i]){
a[(i+1)%n]+=(a[i]-b[i]+1)>>1;
a[i]-=(((a[i]-b[i]+1)>>1)<<1);
if(a[i] < 0){a[(i+1)%n]--;a[i]+=2;}
}
}
}
cout << (a==b ? "Yes\n" : "No\n");
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
256 KB |
Output is correct |
2 |
Correct |
0 ms |
256 KB |
Output is correct |
3 |
Correct |
0 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
1 ms |
256 KB |
Output is correct |
7 |
Correct |
0 ms |
256 KB |
Output is correct |
8 |
Correct |
0 ms |
256 KB |
Output is correct |
9 |
Correct |
0 ms |
256 KB |
Output is correct |
10 |
Correct |
1 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
256 KB |
Output is correct |
12 |
Correct |
0 ms |
256 KB |
Output is correct |
13 |
Correct |
0 ms |
256 KB |
Output is correct |
14 |
Correct |
0 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
0 ms |
256 KB |
Output is correct |
17 |
Correct |
0 ms |
256 KB |
Output is correct |
18 |
Correct |
0 ms |
256 KB |
Output is correct |
19 |
Correct |
0 ms |
256 KB |
Output is correct |
20 |
Correct |
0 ms |
256 KB |
Output is correct |
21 |
Correct |
1 ms |
256 KB |
Output is correct |
22 |
Correct |
1 ms |
256 KB |
Output is correct |
23 |
Correct |
0 ms |
256 KB |
Output is correct |
24 |
Correct |
0 ms |
256 KB |
Output is correct |
25 |
Correct |
0 ms |
256 KB |
Output is correct |
26 |
Correct |
0 ms |
256 KB |
Output is correct |
27 |
Correct |
0 ms |
256 KB |
Output is correct |
28 |
Correct |
1 ms |
256 KB |
Output is correct |
29 |
Correct |
0 ms |
288 KB |
Output is correct |
30 |
Correct |
0 ms |
256 KB |
Output is correct |
31 |
Correct |
0 ms |
256 KB |
Output is correct |
32 |
Correct |
0 ms |
256 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
256 KB |
Output is correct |
2 |
Correct |
0 ms |
256 KB |
Output is correct |
3 |
Correct |
0 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
1 ms |
256 KB |
Output is correct |
7 |
Correct |
0 ms |
256 KB |
Output is correct |
8 |
Correct |
0 ms |
256 KB |
Output is correct |
9 |
Correct |
0 ms |
256 KB |
Output is correct |
10 |
Correct |
1 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
256 KB |
Output is correct |
12 |
Correct |
0 ms |
256 KB |
Output is correct |
13 |
Correct |
0 ms |
256 KB |
Output is correct |
14 |
Correct |
0 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
0 ms |
256 KB |
Output is correct |
17 |
Correct |
0 ms |
256 KB |
Output is correct |
18 |
Correct |
0 ms |
256 KB |
Output is correct |
19 |
Correct |
0 ms |
256 KB |
Output is correct |
20 |
Correct |
0 ms |
256 KB |
Output is correct |
21 |
Correct |
1 ms |
256 KB |
Output is correct |
22 |
Correct |
1 ms |
256 KB |
Output is correct |
23 |
Correct |
0 ms |
256 KB |
Output is correct |
24 |
Correct |
0 ms |
256 KB |
Output is correct |
25 |
Correct |
0 ms |
256 KB |
Output is correct |
26 |
Correct |
0 ms |
256 KB |
Output is correct |
27 |
Correct |
0 ms |
256 KB |
Output is correct |
28 |
Correct |
1 ms |
256 KB |
Output is correct |
29 |
Correct |
0 ms |
288 KB |
Output is correct |
30 |
Correct |
0 ms |
256 KB |
Output is correct |
31 |
Correct |
0 ms |
256 KB |
Output is correct |
32 |
Correct |
0 ms |
256 KB |
Output is correct |
33 |
Correct |
0 ms |
256 KB |
Output is correct |
34 |
Correct |
0 ms |
256 KB |
Output is correct |
35 |
Correct |
0 ms |
256 KB |
Output is correct |
36 |
Correct |
0 ms |
256 KB |
Output is correct |
37 |
Correct |
0 ms |
256 KB |
Output is correct |
38 |
Correct |
0 ms |
256 KB |
Output is correct |
39 |
Correct |
0 ms |
256 KB |
Output is correct |
40 |
Correct |
0 ms |
256 KB |
Output is correct |
41 |
Correct |
0 ms |
256 KB |
Output is correct |
42 |
Correct |
0 ms |
256 KB |
Output is correct |
43 |
Correct |
0 ms |
256 KB |
Output is correct |
44 |
Correct |
1 ms |
256 KB |
Output is correct |
45 |
Correct |
0 ms |
256 KB |
Output is correct |
46 |
Correct |
0 ms |
256 KB |
Output is correct |
47 |
Correct |
0 ms |
256 KB |
Output is correct |
48 |
Correct |
1 ms |
288 KB |
Output is correct |
49 |
Correct |
0 ms |
256 KB |
Output is correct |
50 |
Correct |
0 ms |
256 KB |
Output is correct |
51 |
Correct |
0 ms |
256 KB |
Output is correct |
52 |
Correct |
0 ms |
256 KB |
Output is correct |
53 |
Correct |
0 ms |
256 KB |
Output is correct |
54 |
Correct |
0 ms |
256 KB |
Output is correct |
55 |
Correct |
1 ms |
256 KB |
Output is correct |
56 |
Correct |
0 ms |
256 KB |
Output is correct |
57 |
Correct |
0 ms |
256 KB |
Output is correct |
58 |
Correct |
0 ms |
256 KB |
Output is correct |
59 |
Correct |
0 ms |
256 KB |
Output is correct |
60 |
Correct |
1 ms |
256 KB |
Output is correct |
61 |
Correct |
0 ms |
256 KB |
Output is correct |
62 |
Correct |
1 ms |
256 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
256 KB |
Output is correct |
2 |
Correct |
0 ms |
256 KB |
Output is correct |
3 |
Correct |
0 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
256 KB |
Output is correct |
6 |
Correct |
1 ms |
256 KB |
Output is correct |
7 |
Correct |
0 ms |
256 KB |
Output is correct |
8 |
Correct |
0 ms |
256 KB |
Output is correct |
9 |
Correct |
0 ms |
256 KB |
Output is correct |
10 |
Correct |
1 ms |
256 KB |
Output is correct |
11 |
Correct |
1 ms |
256 KB |
Output is correct |
12 |
Correct |
0 ms |
256 KB |
Output is correct |
13 |
Correct |
0 ms |
256 KB |
Output is correct |
14 |
Correct |
0 ms |
256 KB |
Output is correct |
15 |
Correct |
1 ms |
256 KB |
Output is correct |
16 |
Correct |
0 ms |
256 KB |
Output is correct |
17 |
Correct |
0 ms |
256 KB |
Output is correct |
18 |
Correct |
0 ms |
256 KB |
Output is correct |
19 |
Correct |
0 ms |
256 KB |
Output is correct |
20 |
Correct |
0 ms |
256 KB |
Output is correct |
21 |
Correct |
1 ms |
256 KB |
Output is correct |
22 |
Correct |
1 ms |
256 KB |
Output is correct |
23 |
Correct |
0 ms |
256 KB |
Output is correct |
24 |
Correct |
0 ms |
256 KB |
Output is correct |
25 |
Correct |
0 ms |
256 KB |
Output is correct |
26 |
Correct |
0 ms |
256 KB |
Output is correct |
27 |
Correct |
0 ms |
256 KB |
Output is correct |
28 |
Correct |
1 ms |
256 KB |
Output is correct |
29 |
Correct |
0 ms |
288 KB |
Output is correct |
30 |
Correct |
0 ms |
256 KB |
Output is correct |
31 |
Correct |
0 ms |
256 KB |
Output is correct |
32 |
Correct |
0 ms |
256 KB |
Output is correct |
33 |
Correct |
0 ms |
256 KB |
Output is correct |
34 |
Correct |
0 ms |
256 KB |
Output is correct |
35 |
Correct |
0 ms |
256 KB |
Output is correct |
36 |
Correct |
0 ms |
256 KB |
Output is correct |
37 |
Correct |
0 ms |
256 KB |
Output is correct |
38 |
Correct |
0 ms |
256 KB |
Output is correct |
39 |
Correct |
0 ms |
256 KB |
Output is correct |
40 |
Correct |
0 ms |
256 KB |
Output is correct |
41 |
Correct |
0 ms |
256 KB |
Output is correct |
42 |
Correct |
0 ms |
256 KB |
Output is correct |
43 |
Correct |
0 ms |
256 KB |
Output is correct |
44 |
Correct |
1 ms |
256 KB |
Output is correct |
45 |
Correct |
0 ms |
256 KB |
Output is correct |
46 |
Correct |
0 ms |
256 KB |
Output is correct |
47 |
Correct |
0 ms |
256 KB |
Output is correct |
48 |
Correct |
1 ms |
288 KB |
Output is correct |
49 |
Correct |
0 ms |
256 KB |
Output is correct |
50 |
Correct |
0 ms |
256 KB |
Output is correct |
51 |
Correct |
0 ms |
256 KB |
Output is correct |
52 |
Correct |
0 ms |
256 KB |
Output is correct |
53 |
Correct |
0 ms |
256 KB |
Output is correct |
54 |
Correct |
0 ms |
256 KB |
Output is correct |
55 |
Correct |
1 ms |
256 KB |
Output is correct |
56 |
Correct |
0 ms |
256 KB |
Output is correct |
57 |
Correct |
0 ms |
256 KB |
Output is correct |
58 |
Correct |
0 ms |
256 KB |
Output is correct |
59 |
Correct |
0 ms |
256 KB |
Output is correct |
60 |
Correct |
1 ms |
256 KB |
Output is correct |
61 |
Correct |
0 ms |
256 KB |
Output is correct |
62 |
Correct |
1 ms |
256 KB |
Output is correct |
63 |
Execution timed out |
1084 ms |
8192 KB |
Time limit exceeded |
64 |
Halted |
0 ms |
0 KB |
- |